linux-kernel - [peterz-queue:x86/wip.ibt 27/42] arch/x86/kernel/alternative.c:713:48: error: expected ')' before 'ANNOTATE

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Message-ID: <202202241413.vjfNrYxY-lkp@intel.com>
Date:   Thu, 24 Feb 2022 14:27:19 +0800
From:   kernel test robot <lkp@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [peterz-queue:x86/wip.ibt 27/42]
 arch/x86/kernel/alternative.c:713:48: error: expected ')' before
 'ANNOTATE_NOENDBR'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git x86/wip.ibt
head:   27b6438f414b6a37b60dcd90c8980397586d49db
commit: 894eca106331b66d8f1c261d40386c043da75ee2 [27/42] x86/ibt: Annotate text references
config: i386-randconfig-a003 (https://download.01.org/0day-ci/archive/20220224/202202241413.vjfNrYxY-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=894eca106331b66d8f1c261d40386c043da75ee2
        git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
        git fetch --no-tags peterz-queue x86/wip.ibt
        git checkout 894eca106331b66d8f1c261d40386c043da75ee2
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> arch/x86/kernel/alternative.c:713:48: error: expected ')' before 'ANNOTATE_NOENDBR'
     713 | " .pushsection .init.text, \"ax\", @progbits\n"
         |                                                ^
         |                                                )
   ......
     716 |  ANNOTATE_NOENDBR
         |  ~~~~~~~~~~~~~~~~                               
   arch/x86/kernel/alternative.c:712:5: note: to match this '('
     712 | asm (
         |     ^
   arch/x86/kernel/alternative.c: In function 'int3_selftest':
   arch/x86/kernel/alternative.c:761:16: error: expected string literal before 'ANNOTATE_NOENDBR'
     761 |  asm volatile (ANNOTATE_NOENDBR
         |                ^~~~~~~~~~~~~~~~


vim +713 arch/x86/kernel/alternative.c

ecc606103837b98 Peter Zijlstra 2019-07-08  711  
ecc606103837b98 Peter Zijlstra 2019-07-08  712  asm (
ecc606103837b98 Peter Zijlstra 2019-07-08 @713  "	.pushsection	.init.text, \"ax\", @progbits\n"
ecc606103837b98 Peter Zijlstra 2019-07-08  714  "	.type		int3_magic, @function\n"
ecc606103837b98 Peter Zijlstra 2019-07-08  715  "int3_magic:\n"
894eca106331b66 Peter Zijlstra 2022-02-17  716  	ANNOTATE_NOENDBR
ecc606103837b98 Peter Zijlstra 2019-07-08  717  "	movl	$1, (%" _ASM_ARG1 ")\n"
b17c2baa305cccb Peter Zijlstra 2021-12-04  718  	ASM_RET
ecc606103837b98 Peter Zijlstra 2019-07-08  719  "	.size		int3_magic, .-int3_magic\n"
ecc606103837b98 Peter Zijlstra 2019-07-08  720  "	.popsection\n"
ecc606103837b98 Peter Zijlstra 2019-07-08  721  );
7457c0da024b181 Peter Zijlstra 2019-05-03  722  

:::::: The code at line 713 was first introduced by commit
:::::: ecc606103837b98a2b665e8f14e533a6c72bbdc0 x86/alternatives: Fix int3_emulate_call() selftest stack corruption

:::::: TO: Peter Zijlstra <peterz@...radead.org>
:::::: CC: Thomas Gleixner <tglx@...utronix.de>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org